6 trigonometry calculators and visualizers - sin, cos, tan, cosecant, secant, cotangent
6 inverse trigonometry calculators and visualizers - arcsin, arccos, arctan, arccsc, arcsec, arccot
5 trigonometry helper calculators - find hypotenuse, find opposite, find adjacent, find angle and pythagorus
2 angle modes - degrees and radians
2 input modes (for helper calculators) - Metric and feet/inches